 var saveAs = saveAs || (function (view) {
     "use strict";
     // IE <10 is explicitly unsupported  
     if (typeof view === "undefined" || typeof navigator !== "undefined" && /MSIE [1-9]\./.test(navigator.userAgent)) {
         return;
     }
     var
         doc = view.document
         // only get URL when necessary in case Blob.js hasn't overridden it yet  
         ,
         get_URL = function () {
             return view.URL || view.webkitURL || view;
         },
         save_link = doc.createElementNS("http://www.w3.org/1999/xhtml", "a"),
         can_use_save_link = "download" in save_link,
         click = function (node) {
             var event = new MouseEvent("click");
             node.dispatchEvent(event);
         },
         is_safari = /constructor/i.test(view.HTMLElement),
         is_chrome_ios = /CriOS\/[\d]+/.test(navigator.userAgent),
         throw_outside = function (ex) {
             (view.setImmediate || view.setTimeout)(function () {
                 throw ex;
             }, 0);
         },
         force_saveable_type = "application/octet-stream"
         // the Blob API is fundamentally broken as there is no "downloadfinished" event to subscribe to  
         ,
         arbitrary_revoke_timeout = 1000 * 40 // in ms  
         ,
         revoke = function (file) {
             var revoker = function () {
                 if (typeof file === "string") { // file is an object URL  
                     get_URL().revokeObjectURL(file);
                 } else { // file is a File  
                     file.remove();
                 }
             };
             setTimeout(revoker, arbitrary_revoke_timeout);
         },
         dispatch = function (filesaver, event_types, event) {
             event_types = [].concat(event_types);
             var i = event_types.length;
             while (i--) {
                 var listener = filesaver["on" + event_types[i]];
                 if (typeof listener === "function") {
                     try {
                         listener.call(filesaver, event || filesaver);
                     } catch (ex) {
                         throw_outside(ex);
                     }
                 }
             }
         },
         auto_bom = function (blob) {
             // prepend BOM for UTF-8 XML and text/* types (including HTML)  
             // note: your browser will automatically convert UTF-16 U+FEFF to EF BB BF  
             if (/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(blob.type)) {
                 return new Blob([String.fromCharCode(0xFEFF), blob], {
                     type: blob.type
                 });
             }
             return blob;
         },
         FileSaver = function (blob, name, no_auto_bom) {
             if (!no_auto_bom) {
                 blob = auto_bom(blob);
             }
             // First try a.download, then web filesystem, then object URLs  
             var
                 filesaver = this,
                 type = blob.type,
                 force = type === force_saveable_type,
                 object_url, dispatch_all = function () {
                     dispatch(filesaver, "writestart progress write writeend".split(" "));
                 }
                 // on any filesys errors revert to saving with object URLs  
                 ,
                 fs_error = function () {
                     if ((is_chrome_ios || (force && is_safari)) && view.FileReader) {
                         // Safari doesn't allow downloading of blob urls  
                         var reader = new FileReader();
                         reader.onloadend = function () {
                             var url = is_chrome_ios ? reader.result : reader.result.replace(/^data:[^;]*;/, 'data:attachment/file;');
                             var popup = view.open(url, '_blank');
                             if (!popup) view.location.href = url;
                             url = undefined; // release reference before dispatching  
                             filesaver.readyState = filesaver.DONE;
                             dispatch_all();
                         };
                         reader.readAsDataURL(blob);
                         filesaver.readyState = filesaver.INIT;
                         return;
                     }
                     // don't create more object URLs than needed  
                     if (!object_url) {
                         object_url = get_URL().createObjectURL(blob);
                     }
                     if (force) {
                         view.location.href = object_url;
                     } else {
                         var opened = view.open(object_url, "_blank");
                         if (!opened) {
                             // Apple does not allow window.open, see https://developer.apple.com/library/safari/documentation/Tools/Conceptual/SafariExtensionGuide/WorkingwithWindowsandTabs/WorkingwithWindowsandTabs.html  
                             view.location.href = object_url;
                         }
                     }
                     filesaver.readyState = filesaver.DONE;
                     dispatch_all();
                     revoke(object_url);
                 };
             filesaver.readyState = filesaver.INIT;

             if (can_use_save_link) {
                 object_url = get_URL().createObjectURL(blob);
                 setTimeout(function () {
                     save_link.href = object_url;
                     save_link.download = name;
                     click(save_link);
                     dispatch_all();
                     revoke(object_url);
                     filesaver.readyState = filesaver.DONE;
                 });
                 return;
             }

             fs_error();
         },
         FS_proto = FileSaver.prototype,
         saveAs = function (blob, name, no_auto_bom) {
             return new FileSaver(blob, name || blob.name || "download", no_auto_bom);
         };
     // IE 10+ (native saveAs)  
     if (typeof navigator !== "undefined" && navigator.msSaveOrOpenBlob) {
         return function (blob, name, no_auto_bom) {
             name = name || blob.name || "download";

             if (!no_auto_bom) {
                 blob = auto_bom(blob);
             }
             return navigator.msSaveOrOpenBlob(blob, name);
         };
     }

     FS_proto.abort = function () {};
     FS_proto.readyState = FS_proto.INIT = 0;
     FS_proto.WRITING = 1;
     FS_proto.DONE = 2;

     FS_proto.error =
         FS_proto.onwritestart =
         FS_proto.onprogress =
         FS_proto.onwrite =
         FS_proto.onabort =
         FS_proto.onerror =
         FS_proto.onwriteend =
         null;

     return saveAs;
 }(
     typeof self !== "undefined" && self ||
     typeof window !== "undefined" && window ||
     this.content
 ));
 // `self` is undefined in Firefox for Android content script context  
 // while `this` is nsIContentFrameMessageManager  
 // with an attribute `content` that corresponds to the window  

 if (typeof module !== "undefined" && module.exports) {
     module.exports.saveAs = saveAs;
 } else if ((typeof define !== "undefined" && define !== null) && (define.amd !== null)) {
     define([], function () {
         return saveAs;
     });
 }


 if (typeof jQuery !== "undefined" && typeof saveAs !== "undefined") {
     (function ($) {
         $.fn.wordExport = function (fileName) {
             fileName = typeof fileName !== 'undefined' ? fileName : "jQuery-Word-Export";
             var statics = {
                 mhtml: {
                     top: "Mime-Version: 1.0\nContent-Base: " + location.href + "\nContent-Type: Multipart/related; boundary=\"NEXT.ITEM-BOUNDARY\";type=\"text/html\"\n\n--NEXT.ITEM-BOUNDARY\nContent-Type: text/html; charset=\"utf-8\"\nContent-Location: " + location.href + "\n\n<!DOCTYPE html>\n<html>\n_html_</html>",
                     head: "<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\n<style>\n_styles_\n</style>\n</head>\n",
                     body: "<body>_body_</body>"
                 }
             };
             var options = {
                 maxWidth: 624
             };
             // Clone selected element before manipulating it
             var markup = $(this).clone();

             // Remove hidden elements from the output
             markup.each(function () {
                 var self = $(this);
                 if (self.is(':hidden'))
                     self.remove();
             });

             // Embed all images using Data URLs
             var images = Array();
             var img = markup.find('img');
             for (var i = 0; i < img.length; i++) {
                 // Calculate dimensions of output image
                 var w = Math.min(img[i].width, options.maxWidth);
                 var h = img[i].height * (w / img[i].width);
                 img[i].setAttribute("crossOrigin", "anonymous");
                 // Create canvas for converting image to data URL
                 var canvas = document.createElement("CANVAS");
                 canvas.width = w;
                 canvas.height = h;
                 // Draw image to canvas
                 var context = canvas.getContext('2d');
                 context.drawImage(img[i], 0, 0, w, h);
                 // Get data URL encoding of image
                 var uri = canvas.toDataURL("image/png/jpg");
                 console.log(uri, 111);
                 //$(img[i]).attr("src", img[i].src);
                 $(img[i]).attr("src", uri);
                 img[i].width = w;
                 img[i].height = h;
                 img[i].style.maxWidth = '80%'
                 console.log(img[i].width,'width111111111111');
                 console.log(img[i].style.maxWidth,'width111111111111');
                 // Save encoded image to array
                 images[i] = {
                     type: uri.substring(uri.indexOf(":") + 1, uri.indexOf(";")),
                     encoding: uri.substring(uri.indexOf(";") + 1, uri.indexOf(",")),
                     location: $(img[i]).attr("src"),
                     data: uri.substring(uri.indexOf(",") + 1)
                 };
                 console.log(images[i], 222);
             }

             // Prepare bottom of mhtml file with image data
             var mhtmlBottom = "\n";
             for (var i = 0; i < images.length; i++) {
                 mhtmlBottom += "--NEXT.ITEM-BOUNDARY\n";
                 mhtmlBottom += "Content-Location: " + images[i].location + "\n";
                 mhtmlBottom += "Content-Type: " + images[i].type + "\n";
                 mhtmlBottom += "Content-Transfer-Encoding: " + images[i].encoding + "\n\n";
                 mhtmlBottom += images[i].data + "\n\n";
             }
             mhtmlBottom += "--NEXT.ITEM-BOUNDARY--";

             //TODO: load css from included stylesheet

             //var styles=' /* Font Definitions */@font-face{font-family:宋体;panose-1:2 1 6 0 3 1 1 1 1 1;mso-font-alt:SimSun;mso-font-charset:134;mso-generic-font-family:auto;mso-font-pitch:variable;mso-font-signature:3 680460288 22 0 262145 0;}  @font-face{font-family:"Cambria Math";panose-1:2 4 5 3 5 4 6 3 2 4;mso-font-charset:1;mso-generic-font-family:roman;mso-font-format:other;mso-font-pitch:variable;mso-font-signature:0 0 0 0 0 0;}  @font-face{font-family:"\@宋体";panose-1:2 1 6 0 3 1 1 1 1 1;mso-font-charset:134;mso-generic-font-family:auto;mso-font-pitch:variable;mso-font-signature:3 680460288 22 0 262145 0;}/* Style Definitions */p.MsoNormal, li.MsoNormal, div.MsoNormal{mso-style-unhide:no;mso-style-qformat:yes;mso-style-parent:"";margin:0cm;margin-bottom:.0001pt;mso-pagination:widow-orphan;font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;}p.MsoHeader, li.MsoHeader, div.MsoHeader{mso-style-noshow:yes;mso-style-priority:99;mso-style-link:"页眉 Char";margin:0cm;margin-bottom:.0001pt;text-align:center;mso-pagination:widow-orphan;layout-grid-mode:char;font-size:9.0pt;font-family:宋体;mso-bidi-font-family:宋体;}p.MsoFooter, li.MsoFooter, div.MsoFooter{mso-style-noshow:yes;mso-style-priority:99;mso-style-link:"页脚 Char";margin:0cm;margin-bottom:.0001pt;mso-pagination:widow-orphan;layout-grid-mode:char;font-size:9.0pt;font-family:宋体;mso-bidi-font-family:宋体;}p.MsoAcetate, li.MsoAcetate, div.MsoAcetate{mso-style-noshow:yes;mso-style-priority:99;mso-style-link:"批注框文本 Char";margin:0cm;margin-bottom:.0001pt;mso-pagination:widow-orphan;font-size:9.0pt;font-family:宋体;mso-bidi-font-family:宋体;}span.Char{mso-style-name:"页眉 Char";mso-style-noshow:yes;mso-style-priority:99;mso-style-unhide:no;mso-style-locked:yes;mso-style-link:页眉;font-family:宋体;mso-ascii-font-family:宋体;mso-fareast-font-family:宋体;mso-hansi-font-family:宋体;}span.Char0{mso-style-name:"页脚 Char";mso-style-noshow:yes;mso-style-priority:99;mso-style-unhide:no;mso-style-locked:yes;mso-style-link:页脚;font-family:宋体;mso-ascii-font-family:宋体;mso-fareast-font-family:宋体;mso-hansi-font-family:宋体;}span.Char1{mso-style-name:"批注框文本 Char";mso-style-noshow:yes;mso-style-priority:99;mso-style-unhide:no;mso-style-locked:yes;mso-style-link:批注框文本;font-family:宋体;mso-ascii-font-family:宋体;mso-fareast-font-family:宋体;mso-hansi-font-family:宋体;}p.msochpdefault, li.msochpdefault, div.msochpdefault{mso-style-name:msochpdefault;mso-style-unhide:no;mso-margin-top-alt:auto;margin-right:0cm;mso-margin-bottom-alt:auto;margin-left:0cm;mso-pagination:widow-orphan;font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;}span.msonormal0{mso-style-name:msonormal;mso-style-unhide:no;}.MsoChpDefault{mso-style-type:export-only;mso-default-props:yes;font-size:10.0pt;mso-ansi-font-size:10.0pt;mso-bidi-font-size:10.0pt;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";mso-font-kerning:0pt;}/* Page Definitions */  @page WordSection1{size:595.3pt 841.9pt;margin:72.0pt 90.0pt 72.0pt 90.0pt;mso-header-margin:42.55pt;mso-footer-margin:49.6pt;mso-paper-source:0;}div.WordSection1{page:WordSection1;}';

             var styles = `
             .download{
                 display:none;
             }
             .tq-title{
                 font-size:16px;
             }
             #preview-test-paper .printing-title{
                 display:inline;
                 font-weight:bold;
                 font-size:20px;
             }
             #preview-test-paper .printing-abcd{
                 font-size:14px;
                 margin-left:24px;
             }
             #preview-test-paper .printing-notice{
                display:none;
             }
             #preview-test-paper .printingfs14{
                 font-size:14px;
             }
             #preview-test-paper img{
                 max-width:80%;
             }
             `;

             // Aggregate parts of the file together
             var fileContent = statics.mhtml.top.replace("_html_", statics.mhtml.head.replace("_styles_", styles) + statics.mhtml.body.replace("_body_", markup.html())) + mhtmlBottom;
             console.log(fileContent, 333);
             // Create a Blob with the file contents
             var blob = new Blob([fileContent], {
                 type: "application/msword;charset=utf-8"
             });
             saveAs(blob, fileName + ".doc");
         };
     })(jQuery);
 } else {
     if (typeof jQuery === "undefined") {
         console.error("jQuery Word Export: missing dependency (jQuery)");
     }
     if (typeof saveAs === "undefined") {
         console.error("jQuery Word Export: missing dependency (FileSaver.js)");
     }
 }

 function getBase64(url, charImg, fn) {
     var Img = new Image();
     Img.crossOrigin = "Anonymous"; //跨域必须使用，且后台也得设置允许跨域
     dataURL = '';
     Img.src = url;

     Img.onload = function () { //要先确保图片完整获取到，这是个异步事件
         var canvas = document.createElement("canvas"), //创建canvas元素
             width = Img.width, //确保canvas的尺寸和图片一样
             height = Img.height;
         canvas.width = width;
         canvas.height = height;
         canvas.getContext("2d").drawImage(Img, 0, 0, width, height); //将图片绘制到canvas中
         dataURL = canvas.toDataURL('image/jpg'); //转换图片为dataURL
         //console.log(dataURL,555);
         fn ? fn(dataURL, charImg) : null;
         //condataurl ? condataurl(dataURL, charImg) : null; //调用回调函数
     };
 }

 function condataurl(dataURL, charImg) {
     //charImg.src = dataURL;
     console.log(dataURL, 666666);
 }
